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ASTM Grade HT Steel vs. EN 1.7383 Steel

Both ASTM grade HT steel and EN 1.7383 steel are iron alloys. They have 49% of their average alloy composition in common. There are 31 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is ASTM grade HT steel and the bottom bar is EN 1.7383 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 150
170 to 180
Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 4.6
20 to 23
Fatigue Strength, MPa 130
210 to 270
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 76
74
Tensile Strength: Ultimate (UTS), MPa 500
560 to 610
Tensile Strength: Yield (Proof), MPa 270
300 to 400

Thermal Properties

Latent Heat of Fusion, J/g 310
260
Maximum Temperature: Mechanical, °C 1010
460
Melting Completion (Liquidus), °C 1390
1470
Melting Onset (Solidus), °C 1340
1430
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 12
39
Thermal Expansion, µm/m-K 15
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.7
7.7
Electrical Conductivity: Equal Weight (Specific), % IACS 1.9
8.8

Otherwise Unclassified Properties

Base Metal Price, % relative 31
3.9
Density, g/cm3 8.0
7.9
Embodied Carbon, kg CO2/kg material 5.4
1.8
Embodied Energy, MJ/kg 76
23
Embodied Water, L/kg 190
59

Common Calculations

PREN (Pitting Resistance) 18
5.6
Resilience: Ultimate (Unit Rupture Work), MJ/m3 19
110
Resilience: Unit (Modulus of Resilience), kJ/m3 180
240 to 420
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 18
20 to 22
Strength to Weight: Bending, points 18
19 to 20
Thermal Diffusivity, mm2/s 3.2
11
Thermal Shock Resistance, points 12
16 to 18

Alloy Composition

Aluminum (Al), % 0
0 to 0.040
Carbon (C), % 0.35 to 0.75
0.080 to 0.15
Chromium (Cr), % 15 to 19
2.0 to 2.5
Copper (Cu), % 0
0 to 0.3
Iron (Fe), % 38.2 to 51.7
94.3 to 96.6
Manganese (Mn), % 0 to 2.0
0.4 to 0.8
Molybdenum (Mo), % 0 to 0.5
0.9 to 1.1
Nickel (Ni), % 33 to 37
0 to 0.3
Phosphorus (P), % 0 to 0.040
0 to 0.025
Silicon (Si), % 0 to 2.5
0 to 0.5
Sulfur (S), % 0 to 0.040
0 to 0.010